* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	background-color: #f9f9f9;
	color: #333;
	line-height: 1.6;
	padding-top: 50px;
	/* 增加顶部间距，使内容下移 */
}

.tab-head {
	margin-left: 120px;
	margin-bottom: 20px;
}

h2 {
	border-bottom: solid #02aaf1 2px;
	width: 200px;
	height: 50px;
	/* 增加高度 */
	margin: 0;
	float: left;
	text-align: center;
	font-size: 24px;
	/* 增大字体 */
	line-height: 50px;
	/* 调整行高 */
	cursor: pointer;
	transition: background-color 0.3s, color 0.3s;
	background-color: #02aaf1;
	/* 背景色 */
	color: #fff;
	/* 文字颜色 */
	border-radius: 8px 8px 0 0;
	/* 圆角 */
}

h2:hover {
	background-color: #0199d9;
	/* 悬停效果 */
}

.selected {
	color: #fff;
	background-color: #02aaf1;
	position: absolute;
	top: 1px;
	left: 0;
	width: 100%;

	z-index: -1;
}

.show {
	clear: left;
	display: block;
}

.new-btn-login-sp {
	padding: 1px;
	display: inline-block;
	width: 75%;
}

.new-btn-login {
	background-color: #02aaf1;
	color: #fff;
	font-weight: bold;
	border: none;
	width: 100%;
	height: 40px;
	border-radius: 5px;
	font-size: 16px;
	cursor: pointer;
	transition: background-color 0.3s;
}

.new-btn-login:hover {
	background-color: #0199d9;
}

#main {
	width: 90%;
	max-width: 800px;
	margin: 20px auto;
	padding: 20px;
	background-color: #fff;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
	border-radius: 8px;
}

.content {
	margin-top: 15px;
}

.content dt {
	width: 120px;
	display: inline-block;
	float: left;
	margin-left: 20px;
	color: #666;
	font-size: 14px;
	margin-top: 10px;
}

.content dd {
	margin-left: 140px;
	margin-bottom: 15px;
}

.content dd input {
	width: 90%;
	height: 35px;
	border: 1px solid #ddd;
	border-radius: 5px;
	padding: 0 10px;
	font-size: 14px;
	transition: border-color 0.3s;
}

.content dd input:focus {
	border-color: #02aaf1;
	outline: none;
}

.note-help {
	color: #999;
	font-size: 12px;
	line-height: 130%;
	margin-top: 10px;
	width: 100%;
	display: block;
}

#btn-dd {
	margin: 20px;
	text-align: center;
}

.one_line {
	display: block;
	height: 1px;
	border: 0;
	border-top: 1px solid #eee;
	width: 100%;
	margin-left: 20px;
}